42006013724 has 12 divisors (see below), whose sum is σ = 73512830664. Its totient is φ = 21002347824.

The previous prime is 42006013697. The next prime is 42006013769. The reversal of 42006013724 is 42731060024.

42006013724 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3899 + ... + 289874.

It is an arithmetic number, because the mean of its divisors is an integer number (6126069222).

Almost surely, 2^42006013724 is an apocalyptic number.

It is an amenable number.

42006013724 is a deficient number, since it is larger than the sum of its proper divisors (31506816940).

42006013724 is a wasteful number, since it uses less digits than its factorization.

42006013724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329524 (or 329522 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

Adding to 42006013724 its reverse (42731060024), we get a palindrome (84737073748).

The spelling of 42006013724 in words is "forty-two billion, six million, thirteen thousand, seven hundred twenty-four".